- /**
- * Expand takes the name and asks the server to list all the
- * people who are members of the _list_. Expand will return
- * back and array of the result or false if an error occurs.
- * Each value in the array returned has the format of:
- * [ <full-name> <sp> ] <path>
- * The definition of <path> is defined in rfc 821
- *
- * Implements rfc 821: EXPN <SP> <string> <CRLF>
- *
- * SMTP CODE SUCCESS: 250
- * SMTP CODE FAILURE: 550
- * SMTP CODE ERROR : 500,501,502,504,421
- * @access public
- * @return string array
- */
- function Expand($name) {
- $this->error = null; # so no confusion is caused
-
- if(!$this->connected()) {
- $this->error = array(
- "error" => "Called Expand() without being connected");
- return false;
- }
-
- fputs($this->smtp_conn,"EXPN " . $name . $this->CRLF);
-
- $rply = $this->get_lines();
- $code = substr($rply,0,3);
-
- if($this->do_debug >= 2) {
- echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
- }
-
- if($code != 250) {
- $this->error =
- array("error" => "EXPN not accepted from server",
- "smtp_code" => $code,
- "smtp_msg" => substr($rply,4));
- if($this->do_debug >= 1) {
- echo "SMTP -> ERROR: " . $this->error["error"] .
- ": " . $rply . $this->CRLF;
- }
- return false;
- }
-
- # parse the reply and place in our array to return to user
- $entries = explode($this->CRLF,$rply);
- while(list(,$l) = @each($entries)) {
- $list[] = substr($l,4);
- }
-
- return $list;
- }
-